Options for PowerSaving, Because he rest is just Gravvy :)

Solaris, RedHat, FreeBSD and the like
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revolutionary_one
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Options for PowerSaving, Because he rest is just Gravvy :)

#1 Post by revolutionary_one » Wed May 04, 2005 12:09 am

Ok, so the concensus is that if the hardware is NOT entirely proprietary without any drivers from the manufacturers [eg IBM] then it will almost definately work with some degree of work.

However, what DISTRO and / or KERNEL OPTIONS enable me to get the most out of my pM processor in my potential 2378fvu purchase.

And, also, is there a tutorial on how to best utilize acpi or apm within linux, and if not, hopefully we can get one going on here after i make my purchase :)

[edited for spelling]

stgreek
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#2 Post by stgreek » Wed May 04, 2005 7:20 am

Distro has pretty much nothing to do with something working "better", all it can offer you is some options pre-configured or not. As with the kernel, you have the following options:

APM: Works perfectly fine, suspend/resume work without hitches. However, you get less battery life than with ACPI, and you lose some informative stuff (like CPU temperature readings).

ACPI: Works less than fine, especially with regard to suspending. IBM-acpi tools help a lot with configuring acpi events. If properly configure, gives better life than APM.

As for power options in the kernel, just enable speedstep-centrino (needs a recent kernel, older ones wont work with Dothan) and all the relevant options from ACPI or APM. Depending on the distro you choose, there are insctructions on what you can do in order to maximize battery life.

If you go here: http://www.linux-on-laptops.com/ibm.html you can find many articles on getting various Linux distros and the T42 to work. If you install Gentoo, I can help you configure it as I have it on my 2378-FVU. I am also planning to post a full install article, but haven't got to it yet.

Stavros

revolutionary_one
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#3 Post by revolutionary_one » Wed May 04, 2005 11:00 am

Actually, i just found a great tool for suspend to disk.

software 2 suspend.

It essentially does what windows hibernation does, except that it works on virtually any hardware as its just a kernel patch.

Google: "Software 2 Suspend"

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#4 Post by stgreek » Wed May 04, 2005 12:04 pm

revolutionary_one wrote:Actually, i just found a great tool for suspend to disk.

software 2 suspend.

It essentially does what windows hibernation does, except that it works on virtually any hardware as its just a kernel patch.

Google: "Software 2 Suspend"
It is not "a great tool", it is the ONLY tool for getting proper hibernation! Mind you, don't forget the proper GRUB options for setting the resume partition and deleting an unused session otherwise you may run into problems.

Stavros

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